Description
The Series 746-LPA/Series 746 FireLock Dry Accelerator is a quick-opening device that is rated to 300 psi/2065 kPa/21 Bar working pressure and is compatible with all sizes of Victaulic FireLock NXT™ Series 768N Dry Valves and Series 769N Actuated Valves with Preaction Trim. A built-in check valve allows rapid pressure equalization during system charging and fast response to variations in system air pressure.
The Series 746-LPA/Series 746 is equipped with all required parts and can be piped into existing trim without additional modifications. It attaches to the air supply’s trim at the inlet of a Victaulic Series 776 Low-Pressure Actuator, Series 767 Electric/Pneumatic Actuator, or a Series 798 Double-Pneumatic Actuator.